By Stanley Reed Chevron said Friday that it had completed an expansion at its Tengiz oil field in Kazakhstan intended to increase production this year to around one million barrels a day ...

Chevron (NYSE:CVX) said Friday it achieved first oil from newly built production and processing facilities at Kazakhstan's ...

Kazakhstan's oil production reached a record high of 2 million barrels per day following the start-up of Chevron's expansion ...

MOSCOW (Reuters) - Oil production in Kazakhstan reached a daily record high of 278,499 metric tons on Sunday just after it embarked on an expansion of its largest oilfield, Chevron-led Tengiz ...

Chevron vice chairman. The Tengiz oil field, located in western Kazakhstan, ranks as the world’s deepest producing supergiant oil field and the largest single-trap producing reservoir in existence.